package book;

public class BookList {

    private Book[] books=new Book[10];
    private int usedSize;

    public BookList(){
        books[0]=new Book("西游记","吴承恩",12,"小说");
        books[1]=new Book("三国演义","罗贯中",14,"小说");
        books[2]=new Book("水浒传","施耐庵",22,"小说");
        usedSize=3;
    }

    public Book getBook(int pos){
        if (pos<0){
            return null;
        }
        return books[pos];
    }

    public void setBook(int pos,Book book){
        books[pos]=book;
    }


    public int getUsedSize() {
        return usedSize;
    }

    public void setUsedSize(int usedSize) {
        this.usedSize = usedSize;
    }
}
